rice husk fuel. >> the good thing about this rice husk is it has no alternative uses. it doesn't burn easily so you can't cook with it, you can't feed it to cattle because it has high silica in it so it is a waste; it has no value for anybody else. and it is in plenty. >> reporter: yadav was speaking on this day to a group of foreign, so-called impact investors, who put their dollars into socially conscious enterprises. "the business model," he said, "relies on simple, cheap and green technology-and local control." each plant is franchised to local entrepreneurs. in this village, it's shambhu singh. >> ownership and operation is his responsibility. we take care of maintenance and after sales service. >> reporter: and how is electricity generated? >> we use double jacketed wires and lay down our own distribution network and connect customers houses from that. >> reporter: jacketed or insulated wires prevent both accidental electrocution-and power theft. local franchisee singh, whose family was in the textile business, said he's had no problem signing people up. >> in th